Home / 163,277.24-245,010.42-68,499

Finding the Fourth Proportional to 163,277.24, 245,010.42 and 68,499

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Solution

The fourth proportional to 163,277.24, 245,010.42 and 68,499 is: 102,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,277.24 : 245,010.42 = 68,499 : x
  2. Step 2: Convert to fraction form
    163,277.24/245,010.42 = 68,499/x
  3. Step 3: Cross multiply
    163,277.24x = 245,010.42 × 68,499
  4. Step 4: Simplify right side
    163,277.24x = 16,782,968,759.58
  5. Step 5: Solve for x
    x = 16,782,968,759.58/163,277.24
  6. Step 6: Final answer
    x = 102,788.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.